/** @return false if error. */ static boolean test(String id, DateTimeZone tz) { if (!id.equals(tz.getID())) { return true; } // Test to ensure that reported transitions are not duplicated. long millis = ISOChronology.getInstanceUTC().year().set(0, 1850); long end = ISOChronology.getInstanceUTC().year().set(0, 2050); int offset = tz.getOffset(millis); String key = tz.getNameKey(millis); List<Long> transitions = new ArrayList<Long>(); while (true) { long next = tz.nextTransition(millis); if (next == millis || next > end) { break; } millis = next; int nextOffset = tz.getOffset(millis); String nextKey = tz.getNameKey(millis); if (offset == nextOffset && key.equals(nextKey)) { System.out.println( "*d* Error in " + tz.getID() + " " + new DateTime(millis, ISOChronology.getInstanceUTC())); return false; } if (nextKey == null || (nextKey.length() < 3 && !"??".equals(nextKey))) { System.out.println( "*s* Error in " + tz.getID() + " " + new DateTime(millis, ISOChronology.getInstanceUTC()) + ", nameKey=" + nextKey); return false; } transitions.add(Long.valueOf(millis)); offset = nextOffset; key = nextKey; } // Now verify that reverse transitions match up. millis = ISOChronology.getInstanceUTC().year().set(0, 2050); end = ISOChronology.getInstanceUTC().year().set(0, 1850); for (int i = transitions.size(); --i >= 0; ) { long prev = tz.previousTransition(millis); if (prev == millis || prev < end) { break; } millis = prev; long trans = transitions.get(i).longValue(); if (trans - 1 != millis) { System.out.println( "*r* Error in " + tz.getID() + " " + new DateTime(millis, ISOChronology.getInstanceUTC()) + " != " + new DateTime(trans - 1, ISOChronology.getInstanceUTC())); return false; } } return true; }